Non-lethal deterrance at Bonneville&Ballard.pdf - Mediate.com
Non-lethal deterrance at Bonneville&Ballard.pdf - Mediate.com
Non-lethal deterrance at Bonneville&Ballard.pdf - Mediate.com
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Physical barriers 2 = SLEDsSLEDs• Sea lion exclusion devices (SLEDs) installed <strong>at</strong>fishway entrances• 12 entrances, 2 sections each, 15 3/8” gaps• Designed to allow salmon passage© 2006 by Transco Industries, Inc.